| Publicly Available Documents | Size (kB) |
| Only Available after Expression of Interest |
| Tender Pack |
| Revised Tender Invitation replaces Version 1.0 |
| Amended ITT replaces Version 1.1 |
| REvision to ITT version 1.3 replaces V1.2 |
| ITT - Revision 1.4 replaces version 1.3 |
| Updated Version 1.5 which replaces V1.4 |